Forum: Hardware
2022-06-25, 17:10
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Replies: 248
Views: 50,886
Sounds familiar - when lots of heat wasn't...
Sounds familiar - when lots of heat wasn't removed properly - slowly it eats up copper tracks - scrapheap remains. Typically such 'eating up' occurs when a chip has been clocked bit higher by intel...
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Forum: Hardware
2022-06-25, 17:06
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Replies: 248
Views: 50,886
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Forum: Riesel Prime Search
2022-06-25, 16:57
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Replies: 456
Views: 97,594
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Forum: Lounge
2021-12-18, 02:12
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Replies: 1,178
Views: 119,060
Launching James Webb telescope is indeed very...
Launching James Webb telescope is indeed very exciting project. Hope it goes ok! Strictly spoken it's not a follow up of Hubble. Its mirrors work at a different frequency as they are gold plated. So...
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Forum: Hardware
2021-11-21, 12:41
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Replies: 7
Views: 1,063
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Forum: Lounge
2021-11-18, 09:12
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Replies: 1,178
Views: 119,060
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Forum: Lounge
2021-11-18, 02:03
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Replies: 1,178
Views: 119,060
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Forum: Hardware
2021-11-12, 16:17
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Replies: 7
Views: 1,063
The huge difference between cpu's and gpu's is...
The huge difference between cpu's and gpu's is not just 1 difference. It's many.
First important difference is how execution units work. If you say on a cpu: a = (x % 2); b = a+5;
This can get...
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Forum: Hardware
2021-11-12, 02:03
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Replies: 0
Views: 475
current speed stats Xeon e5-2699v4 ES
Hello!
VBCurtis asked me to show speed of what i have here. A comparision of some kind to a threadripper would be nice.
The program LLR2 v1.1.1 i'm using gwnum 30.4 at all 44 cores.
That...
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Forum: Software
2021-10-29, 22:21
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Replies: 16
Views: 2,537
Using LLR2 here now. It uses gwnum 30.4
So...
Using LLR2 here now. It uses gwnum 30.4
So that's not the latest. It's 1% slower than LLR64 bits based upon gwnum 29.8
No idea what causes the slowdown but it's systematic slowdown. Code seems...
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Forum: Lounge
2021-10-27, 20:14
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Replies: 1,936
Views: 226,526
Of course i could follow the affairs of Veerman...
Of course i could follow the affairs of Veerman in my native language Dutch. The unclearness is basically how intelligence agencies messed up major league and how they start investigations always too...
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Forum: Software
2021-10-22, 22:46
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Replies: 7
Views: 1,006
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Forum: GPU Computing
2021-10-22, 11:54
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Replies: 3,541
Views: 530,326
The best way to look at such things from back...
The best way to look at such things from back then is the total unknown factor. Even very good programmers, amongst the best in the world, had zero experience in programming for a GPU. CUDA wasn't...
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Forum: GPU Computing
2021-10-22, 11:31
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Replies: 3,541
Views: 530,326
Scrolled through it - has nice pseudocode. Yet...
Scrolled through it - has nice pseudocode. Yet you know, RSA is very simple to put in gpu hardware because everywhere you take the modulo using the same public key n, so basically all cores basically...
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Forum: Riesel Prime Search
2021-10-21, 23:58
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Replies: 1,058
Views: 171,184
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Forum: Lounge
2021-10-20, 12:16
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Replies: 1
Views: 407
Space - Live Online broadcasts
Dare student team from The Netherlands tries later this day launch in Portugal. Though far far away from that the clock starts at 3.5 hours ahead, live stream already opened at youtube.
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Forum: Lounge
2021-10-18, 13:58
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Replies: 1,178
Views: 119,060
Actually - i received some source code from a...
Actually - i received some source code from a NASA guy some years ago on calculating a missile trajectory.
You do realize you speak here to a guy whose main job it is to develop robotics and...
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Forum: Lounge
2021-10-18, 13:01
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Replies: 1,178
Views: 119,060
0.5 billion to bring 4 guys to ISS?
Couple...
0.5 billion to bring 4 guys to ISS?
Couple of gallons of RPI in a rocket. The same rocket gets used to bring food to ISS, which costs a fraction of that.
You and i can build such rocket if we...
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Forum: Lounge
2021-10-18, 12:50
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Replies: 1,178
Views: 119,060
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Forum: Lounge
2021-10-18, 12:44
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Replies: 1,178
Views: 119,060
Some years ago a guy on quora posted a few he...
Some years ago a guy on quora posted a few he managed to find by google.
https://www.quora.com/Is-SpaceX-funded-by-the-government?share=1
Also lists a 4.x billion to Boeing who partnered up...
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Forum: Lounge
2021-10-18, 12:39
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Replies: 1,178
Views: 119,060
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Forum: Lounge
2021-10-18, 01:23
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Replies: 1,178
Views: 119,060
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Forum: Software
2021-10-18, 00:55
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Replies: 8
Views: 1,097
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Forum: Software
2021-10-18, 00:42
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Replies: 8
Views: 1,097
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Forum: Riesel Prime Search
2021-10-17, 23:59
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Replies: 456
Views: 97,594
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